ProductsFM Transmitter25W/30W/50W

  • Product Name:

    CZH CZE-T251 0-25W power adjustable Professional FM stereo broadcast transmitter +1/2 dipole antenna kit FMUSER

  • Categories:25W/30W/50W
  • Date:2013-02-26
  • New!! CZH-T251: Adjustable 0-25W Professional FM stereo broadcast transmitter+1/2 dipole  antenna kit DHL EMS UPS FEDEX Free Shipping       A half-wave dipole antenna means the length of this dipole antenna is equal to a half-wav ...
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1 pcs sample
299 USD
45 USD
DHL/UPS 7-10days

2 pcs
265 USD
69 USD
DHL/UPS 7-10days

Product Description

New!! CZH-T251: Adjustable 0-25W Professional FM stereo broadcast transmitter+1/2 dipole  antenna kit





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A half-wave dipole antenna means the length of this dipole antenna is equal to a half-wavelength at the frequency of operation.




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FEATURES: CZH-T251 25Watt FM transmitter is a professional FM transmitter newly released by Fmuser . It’s featured by one button control for all functions. It has VSWR protection, temperature protection, electronic volume adjusting,equipped with low pass filters. It’s applicable in many places, such as stadium, county radio station, community radio station, motel, public square,church, theater and so on.


Technical Specification
Functions and features:

-215mm x 165mm x 54mm chassis

-Power up to 25 watts

-Using digital phase-locked loop frequency synthesizer (PLL) technology, ultra-high frequency stability.

-Have the standing wave protection, and overtemperature protection.

-Output power from 0 ~ 25W continuously adjustable

-Using the RF power lock feature

-Show the timely output power and various working status.

Electrical parameters:

RF part:

Operating frequency: 87.5 ~ 108MHz

Output power: 0-25Watt (continuously adjustable)

Output Impedance: 50 ohm

Spurious and harmonic radiation:-60db

Audio part:

Frequency response: 50 ~ 15KHz (3db)

Distortion: 0.2%

Left and right channel separation: 45db

LINE IN connector: RCA two-channel Cinch (stereo)

The microphone interface: 6.5mm

Microphone Type: Dynamic microphone (electret microphone is not applicable)

Power supply part:

Rated working voltage: DC 12~13.8V 5A/6A

Maximum power consumption: 60W

Operation Attentions:

1. Make sure the antenna or the Load can be ground connected to transmitter

2. The power supply voltage must be within the allowed range.

3.Make sure the fan ventilation is good.

Package include:

1pc CZH-T251 FM Transmitter

1pc 1/2 dipole antenna

1pc power supply


Leave a Reply

21 Responses

  1. Jerome Suerte Baquerel 2013/03/10 at 06:18:17

    ilang araw po makakarating dito sa amin ang transmitter na ito? ano ang assurance na maibibigay nyo sa akin? na nagsasabi kayo ng totoo na hindi nyo ako lolokohin.

    • admin 2013/03/11 at 05:35:51

      hello friend
      when you have an order I will send it to you by will receive it in 5days.
      It has 6months warrenty.
      welcome to buy it.

  2. Jerome Suerte Baquerel 2013/03/10 at 06:20:21

    czh-t251 25w power output pwide po ba akong makatawad dito?

    • admin 2013/03/11 at 05:33:43

      hello friend
      the power could be adjusted from 0-25w.welcome to have an order.


  3. Bill Tsirogiannis 2013/04/02 at 12:19:46

    Hello ,
    I have this machine : CZH-T251 .
    I would like to power it up.
    can I do this with this machine : 80W RF power amplifier pallet ?

    if it doesn’t suit please send me an other choice.

    Thank you,
    Bill Tsirogiannis

  4. Peter 2013/05/29 at 16:11:49

    can I purchase the CZH-T251 for delivery to the UK?.
    Can I fit an RDS encoder to the CZH-T251 ?
    Also what is the RS232 port for on the back of the unit?

    • admin 2013/05/31 at 08:26:10

      hello friend
      YES.we could ship it to UK.By now it doen’t have RDS function .


  5. james paluku 2013/06/27 at 06:44:23

    Hi sir,
    Please can sale the pcb kit of this fm transmetter of 25w and at witch price?
    I’m waiting of your promt reply.
    Best regards

    • admin 2013/07/09 at 06:25:46

      it is 220usd for free many would u want to order?

  6. james paluku 2013/06/27 at 06:48:15

    Hi lanyu
    Do remember me?
    It s me your friend from drcongo
    I will buy and you will send it to me goma in drc.
    But i will buy it in pbb kit.
    Best regads

    • admin 2013/07/09 at 06:25:07

      hello James
      Thank you for your comment .hope to have business with yuo again.If you have any question ,welcome to contact me .my email :[email protected]

  7. Geo 2013/12/29 at 09:53:46

    Hello. I am interested in what is the real price of the NEW product-KRISTI T251 0-25W power adjustable. I am from Romania and I’m interested to buy. Thanks.

    • admin 2013/12/31 at 10:32:29

      Hello friend
      you could bid it directly by paypal on my website.
      I will ship the package to you by DHL ASAP.
      Best Regards

  8. Radiomark 2018/12/27 at 02:06:15

    Does the CZH-T251 come with a 75u second (microsecond) pre-emphasis delay for the U.S. market?

    • admin 2018/12/27 at 03:53:56


      Yes .We have 75u second (microsecond) pre-emphasis in stock.
      Welcome to bid it .


  9. Mike 2019/03/10 at 00:17:56

    I just need the power supply for this transmitter…can you direct me to the correct one?

  10. MICHAEL SVARDH 2020/07/15 at 16:46:40

    Hello Customer Service:

    I’m interested in the t251 fm exciter. Is it 50 or 75 pre-emphasis? How much is just the transmitter and the power supply?

    Michael Svardh

    • admin 2020/07/16 at 09:45:22

      Hello ,
      We could make it 50 or 75us as you like ?
      It is 270usd for trasnmitter


  11. Prince 2021/08/22 at 07:31:10

    Please how far in kilometers can the 25w transmitter broadcast.

    • admin 2021/08/26 at 09:34:20

      Hello ,

      That depends enviroment .